package com.itheima.reggie.controller;


import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.itheima.reggie.common.R;
import com.itheima.reggie.entity.Category;
import com.itheima.reggie.service.CategoryService;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;

import java.util.List;

@RestController
@RequestMapping("/category")
@Slf4j
public class CategoryController {
    @Autowired
    private CategoryService categoryService;


    //新增
    @PostMapping
    public R<String> save(@RequestBody Category category){
        categoryService.save(category);
        return R.success("添加成功");
    }

    //分页查询
    @GetMapping("/page")
    public R<Page> page(int page,int pageSize){

        Page<Category> page1 = new Page<>(page,pageSize);

        LambdaQueryWrapper<Category> lqw = new LambdaQueryWrapper<>();
        lqw.orderByAsc(Category::getSort);
        categoryService.page(page1,lqw);
        return R.success(page1);
    }
        //删除操作
    @DeleteMapping
    public R<String> deleteById(Long id){
        categoryService.deleteById(id);
        return R.success("删除成功");
    }

    //修改操作
    @PutMapping
    public R<String> update(@RequestBody Category category){
        categoryService.updateById(category);
       return R.success("修改分类信息成功");
    }
    @GetMapping("/list")
    public R<List<Category>> list(Category category){
        //构建条件构造器
        LambdaQueryWrapper<Category> lqw = new LambdaQueryWrapper<>();
        //加条件
        lqw.eq(category.getType()!=null,Category::getType,category.getType());
        //排序
        lqw.orderByDesc(Category::getSort).orderByAsc(Category::getUpdateTime);

        List<Category> list = categoryService.list(lqw);

        return R.success(list);


    }


}
